wagesj45/advanced-calculator
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Use ListBoxItem taps to insert functions: remove inner Button from functions list template, keep item DataContext as FunctionDefinitionItem, and handle tap in code-behind by executing InsertFunctionCommand with the tapped item. Mirror history list clipboard pattern. Name flyout root for clarity.

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Codex CLI 2025-08-28 03:57:41 -05:00
commit 8a5a50fcaa
2 changed files with 33 additions and 6 deletions
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30
src/AdvancedCalculator/Views/MainView.axaml.cs
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@ -21,6 +21,7 @@ public partial class MainView : UserControl
private MainViewModel? _vm;
private ListBox? _historyList;
private bool _functionsTapHandlerAttached;
private void OnAttachedToVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
{
@ -37,6 +38,14 @@ public partial class MainView : UserControl
_historyList.AddHandler(InputElement.TappedEvent, OnHistoryTapped,
RoutingStrategies.Tunnel | RoutingStrategies.Bubble);
}
// Handle taps anywhere in the functions flyout list items to insert function
if (!_functionsTapHandlerAttached)
{
this.AddHandler(InputElement.TappedEvent, OnFunctionsTapped,
RoutingStrategies.Tunnel | RoutingStrategies.Bubble);
_functionsTapHandlerAttached = true;
}
}
private void OnDetachedFromVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
@ -50,6 +59,11 @@ public partial class MainView : UserControl
_historyList.RemoveHandler(InputElement.TappedEvent, OnHistoryTapped);
_historyList = null;
}
if (_functionsTapHandlerAttached)
{
this.RemoveHandler(InputElement.TappedEvent, OnFunctionsTapped);
_functionsTapHandlerAttached = false;
}
_vm = null;
}
@ -83,4 +97,20 @@ public partial class MainView : UserControl
e.Handled = true;
}
}
private void OnFunctionsTapped(object? sender, TappedEventArgs e)
{
// Find the ListBoxItem the tap originated from, and ensure it's a function item
var srcVisual = e.Source as IVisual;
var container = srcVisual?.FindAncestorOfType<ListBoxItem>();
if (container?.DataContext is not FunctionDefinitionItem item)
return;
var vm = DataContext as MainViewModel;
if (vm?.InsertFunctionCommand.CanExecute(item) == true)
{
vm.InsertFunctionCommand.Execute(item);
e.Handled = true;
}
}
}